Miso Mushrooms Toast with Tahini Yogurt

Tahini Yogurt

• 170 g silken tofu, any type, cut into pieces
• 170 g plain yogurt
• 45 g tahini
• 1 tsp honey
• 1 tsp vinegar
• ½ tsp salt
• ¼ tsp garlic powder
• ⅛ tsp black pepper, ground

Miso Mushrooms

• 30 g water
• 395 g shiitake mushroom, fresh, thinly sliced
• 30 g butter, salted
• 2 tsp mirin
  o bien 2 tsp sherry wine, dry
• 1 tsp soy sauce
• 1 tsp sweet soy sauce (Kecap Manis) (see Tip)
• 1 tbsp red miso paste (or akamiso)
• 1 pinch white pepper, ground, to season
• 4 slices sourdough bread